Institutions Holding Call Options on Cytokinetics Inc (CYTK)
This table provides information about the call option holders of Cytokinetics Inc (CYTK). We have compiled data on the institutions that hold call options on the stock, with a total of 3.62 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $189 Million at the end of the reported quarter. These call option holders have the right, but not the obligation, to buy AAPL shares at a specified price within a certain time frame.
| Holding | Report Date | calls Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Armistice Capital, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
1,340,000
calls
|
$69.8 Million
0.77% of portfolio
|
Q2 2025
Reduced 50.37%
|
|
|
Jane Street Group, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
516,500
calls
|
$26.9 Million
0.0% of portfolio
|
N/A
|
|
|
Integral Health Asset Management, LLC
|
Aug 14, 2025 Q2 2025 |
500,000
calls
|
$26 Million
1.67% of portfolio
|
Q2 2025
New holding
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
298,100
calls
|
$15.5 Million
0.0% of portfolio
|
N/A
|
|
|
Ikarian Capital, LLC
Dallas, TX |
Aug 14, 2025 Q2 2025 |
150,000
calls
|
$7.81 Million
1.51% of portfolio
|
Q2 2025
New holding
|
|
|
Walleye Capital LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
85,100
calls
|
$4.43 Million
0.01% of portfolio
|
N/A
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Aug 14, 2025 Q2 2025 |
81,600
calls
|
$4.25 Million
0.0% of portfolio
|
N/A
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Aug 18, 2025 Q2 2025 |
78,800
calls
|
$4.1 Million
0.0% of portfolio
|
N/A
|
|
|
Caption Management, LLC
Oklahoma City, OK |
Aug 14, 2025 Q2 2025 |
72,700
calls
|
$3.79 Million
0.03% of portfolio
|
N/A
|
|
|
Walleye Trading LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
71,900
calls
|
$3.75 Million
0.0% of portfolio
|
N/A
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
55,100
calls
|
$2.87 Million
0.0% of portfolio
|
N/A
|
|
|
Nomura Holdings Inc
Tokyo, M0 |
Aug 18, 2025 Q2 2025 |
54,500
calls
|
$2.84 Million
0.0% of portfolio
|
N/A
|
|
|
Boothbay Fund Management, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
53,600
calls
|
$2.79 Million
0.04% of portfolio
|
Q2 2025
New holding
|
|
|
Jefferies Financial Group Inc.
New York, NY |
Aug 12, 2025 Q2 2025 |
50,000
calls
|
$2.6 Million
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
Lombard Odier Asset Management (Europe) LTD
London, X0 |
Aug 14, 2025 Q2 2025 |
46,200
calls
|
$2.41 Million
0.14% of portfolio
|
Q1 2025
New holding
|
|
|
Goldman Sachs Group Inc
New York, NY |
Aug 14, 2025 Q2 2025 |
39,200
calls
|
$2.04 Million
0.0% of portfolio
|
Q2 2025
Added 330.77%
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
35,300
calls
|
$1.84 Million
0.0% of portfolio
|
Q3 2024
Reduced 7.59%
|
|
|
Peak6 LLC
Chicago, IL |
Aug 13, 2025 Q2 2025 |
32,800
calls
|
$1.71 Million
0.0% of portfolio
|
Q1 2025
Reduced 7.08%
|
|
|
Citigroup Inc
|
Aug 11, 2025 Q2 2025 |
30,500
calls
|
$1.59 Million
0.0% of portfolio
|
N/A
|
|
|
Bank Of America Corp
Charlotte, NC |
Aug 14, 2025 Q2 2025 |
9,000
calls
|
$468,810
0.0% of portfolio
|
N/A
|
|
|
Cutler Group LP
|
Apr 19, 2024 Q1 2024 |
8,600
calls
|
$447,974
0.04% of portfolio
|
N/A
|
|
|
Sig Brokerage, LP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
7,500
calls
|
$390,675
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
2,000
calls
|
$104,180
0.0% of portfolio
|
N/A
|
|
|
Barclays PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
200
calls
|
$10,418
0.0% of portfolio
|
N/A
|
|
|
Fny Investment Advisers, LLC
|
Jul 30, 2025 Q2 2025 |
33
calls
|
$1,718
0.0% of portfolio
|
Q2 2025
Added 1000.0%
|